diff --git a/README.md b/README.md
index 47e05085d80b6ad869b4c6e9c5f63665883a982a..0aadde829e4a4eeae65a135dae7055d88db9e9c7 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ in the same directory as files that also belong to that entry. Parsers
 might also read information from these auxillary files. This way you can add more files
 to an entry, even if the respective parser/code might not directly support it.
 
-For aptfim please provide at least the files from this table if applicable to your
+For APTFIM please provide at least the files from this table if applicable to your
 calculations (remember that you can provide more files if you want):
 
 
@@ -49,12 +49,12 @@ import sys
 from nomad.cli.parse import parse, normalize_all
 
 # match and run the parser
-backend = parse(sys.argv[1])
+archive = parse(sys.argv[1])
 # run all normalizers
-normalize_all(backend)
+normalize_all(archive)
 
 # get the 'main section' section_run as a metainfo object
-section_run = backend.resource.contents[0].section_run[0]
+section_run = archive.section_run[0]
 
 # get the same data as JSON serializable Python dict
 python_dict = section_run.m_to_dict()
@@ -76,3 +76,5 @@ pip install -e parser-aptfim
 ```
 
 Running the parser now, will use the parser's Python code from the clone project.
+
+
diff --git a/metadata.yaml b/metadata.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..d9ebd90e461cedd85463ffa4d26cb091319bb9e7
--- /dev/null
+++ b/metadata.yaml
@@ -0,0 +1,7 @@
+codeLabel: APTFIM
+codeLabelStyle: all in capitals
+codeUrl: ??
+parserDirName: dependencies/parsers/aptfim/
+parserGitUrl: https://gitlab.mpcdf.mpg.de/mkuehbac/parser-aptfim
+parserSpecific: ''
+tableOfFiles: ''
diff --git a/metadata.yml b/metadata.yml
deleted file mode 100644
index 199d46cf681095a7d1f32d8facc0b1eb01f0c2d0..0000000000000000000000000000000000000000
--- a/metadata.yml
+++ /dev/null
@@ -1,7 +0,0 @@
-code-label: APTFIM
-code-label-style: all in capitals
-code-url: ??
-parser-dir-name: dependencies/parsers/aptfim/
-parser-git-url: https://gitlab.mpcdf.mpg.de/mkuehbac/parser-aptfim
-parser-specific: ''
-table-of-files: ''